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|
# frozen_string_literal: false
require "test/unit"
require "tempfile"
require "webrick"
require_relative "utils"
class TestWEBrickServer < Test::Unit::TestCase
class Echo < WEBrick::GenericServer
def run(sock)
while line = sock.gets
sock << line
end
end
end
def test_server
TestWEBrick.start_server(Echo){|server, addr, port, log|
TCPSocket.open(addr, port){|sock|
sock.puts("foo"); assert_equal("foo\n", sock.gets, log.call)
sock.puts("bar"); assert_equal("bar\n", sock.gets, log.call)
sock.puts("baz"); assert_equal("baz\n", sock.gets, log.call)
sock.puts("qux"); assert_equal("qux\n", sock.gets, log.call)
}
}
end
def test_start_exception
stopped = 0
log = []
logger = WEBrick::Log.new(log, WEBrick::BasicLog::WARN)
assert_raise(SignalException) do
listener = Object.new
def listener.to_io # IO.select invokes #to_io.
raise SignalException, 'SIGTERM' # simulate signal in main thread
end
def listener.shutdown
end
def listener.close
end
server = WEBrick::HTTPServer.new({
:BindAddress => "127.0.0.1", :Port => 0,
:StopCallback => Proc.new{ stopped += 1 },
:Logger => logger,
})
server.listeners[0].close
server.listeners[0] = listener
server.start
end
assert_equal(1, stopped)
assert_equal(1, log.length)
assert_match(/FATAL SignalException: SIGTERM/, log[0])
end
def test_callbacks
accepted = started = stopped = 0
config = {
:AcceptCallback => Proc.new{ accepted += 1 },
:StartCallback => Proc.new{ started += 1 },
:StopCallback => Proc.new{ stopped += 1 },
}
TestWEBrick.start_server(Echo, config){|server, addr, port, log|
true while server.status != :Running
sleep 1 if defined?(RubyVM::MJIT) && RubyVM::MJIT.enabled? # server.status behaves unexpectedly with --jit-wait
assert_equal(1, started, log.call)
assert_equal(0, stopped, log.call)
assert_equal(0, accepted, log.call)
TCPSocket.open(addr, port){|sock| (sock << "foo\n").gets }
TCPSocket.open(addr, port){|sock| (sock << "foo\n").gets }
TCPSocket.open(addr, port){|sock| (sock << "foo\n").gets }
assert_equal(3, accepted, log.call)
}
assert_equal(1, started)
assert_equal(1, stopped)
end
def test_daemon
begin
r, w = IO.pipe
pid1 = Process.fork{
r.close
WEBrick::Daemon.start
w.puts(Process.pid)
sleep 10
}
pid2 = r.gets.to_i
assert(Process.kill(:KILL, pid2))
assert_not_equal(pid1, pid2)
rescue NotImplementedError
# snip this test
ensure
Process.wait(pid1) if pid1
r.close
w.close
end
end
def test_restart_after_shutdown
address = '127.0.0.1'
port = 0
log = []
config = {
:BindAddress => address,
:Port => port,
:Logger => WEBrick::Log.new(log, WEBrick::BasicLog::WARN),
}
server = Echo.new(config)
client_proc = lambda {|str|
begin
ret = server.listeners.first.connect_address.connect {|s|
s.write(str)
s.close_write
s.read
}
assert_equal(str, ret)
ensure
server.shutdown
end
}
server_thread = Thread.new { server.start }
client_thread = Thread.new { client_proc.call("a") }
assert_join_threads([client_thread, server_thread])
server.listen(address, port)
server_thread = Thread.new { server.start }
client_thread = Thread.new { client_proc.call("b") }
assert_join_threads([client_thread, server_thread])
assert_equal([], log)
end
def test_restart_after_stop
log = Object.new
class << log
include Test::Unit::Assertions
def <<(msg)
flunk "unexpected log: #{msg.inspect}"
end
end
client_thread = nil
wakeup = -> {client_thread.wakeup}
warn_flunk = WEBrick::Log.new(log, WEBrick::BasicLog::WARN)
server = WEBrick::HTTPServer.new(
:StartCallback => wakeup,
:StopCallback => wakeup,
:BindAddress => '0.0.0.0',
:Port => 0,
:Logger => warn_flunk)
2.times {
server_thread = Thread.start {
server.start
}
client_thread = Thread.start {
sleep 0.1 until server.status == :Running || !server_thread.status
server.stop
sleep 0.1 until server.status == :Stop || !server_thread.status
}
assert_join_threads([client_thread, server_thread])
}
end
def test_port_numbers
config = {
:BindAddress => '0.0.0.0',
:Logger => WEBrick::Log.new([], WEBrick::BasicLog::WARN),
}
ports = [0, "0"]
ports.each do |port|
config[:Port]= port
server = WEBrick::GenericServer.new(config)
server_thread = Thread.start { server.start }
client_thread = Thread.start {
sleep 0.1 until server.status == :Running || !server_thread.status
server_port = server.listeners[0].addr[1]
server.stop
assert_equal server.config[:Port], server_port
sleep 0.1 until server.status == :Stop || !server_thread.status
}
assert_join_threads([client_thread, server_thread])
end
assert_raise(ArgumentError) do
config[:Port]= "FOO"
WEBrick::GenericServer.new(config)
end
end
end
|
